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| author | Bin Meng <bmeng.cn@gmail.com> | 2015-08-13 00:29:16 -0700 |
|---|---|---|
| committer | Simon Glass <sjg@chromium.org> | 2015-08-26 07:54:08 -0700 |
| commit | 153e1dda2ff62b0ecffa186a950bbfb82f1b474d (patch) | |
| tree | 7173e0be720757634f73e088f0038ffd21239b83 /drivers/video | |
| parent | 3ff2f001c2289186c88edf55779078395987bb60 (diff) | |
| download | talos-obmc-uboot-153e1dda2ff62b0ecffa186a950bbfb82f1b474d.tar.gz talos-obmc-uboot-153e1dda2ff62b0ecffa186a950bbfb82f1b474d.zip | |
video: coreboot: Save VESA mode for future use
When booting as a coreboot payload, the framebuffer details are
passed from coreboot via configuration tables. We save these
information into vesa_mode_info structure for future use.
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Diffstat (limited to 'drivers/video')
| -rw-r--r-- | drivers/video/coreboot_fb.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/drivers/video/coreboot_fb.c b/drivers/video/coreboot_fb.c index 56c35c18fe..4790ef1fdc 100644 --- a/drivers/video/coreboot_fb.c +++ b/drivers/video/coreboot_fb.c @@ -9,6 +9,7 @@ #include <common.h> #include <asm/arch/tables.h> #include <asm/arch/sysinfo.h> +#include <vbe.h> #include <video_fb.h> #include "videomodes.h" @@ -17,6 +18,26 @@ */ GraphicDevice ctfb; +static void save_vesa_mode(void) +{ + struct vesa_mode_info *vesa = &mode_info.vesa; + struct cb_framebuffer *fb = lib_sysinfo.framebuffer; + + vesa->x_resolution = fb->x_resolution; + vesa->y_resolution = fb->y_resolution; + vesa->bits_per_pixel = fb->bits_per_pixel; + vesa->bytes_per_scanline = fb->bytes_per_line; + vesa->phys_base_ptr = fb->physical_address; + vesa->red_mask_size = fb->red_mask_size; + vesa->red_mask_pos = fb->red_mask_pos; + vesa->green_mask_size = fb->green_mask_size; + vesa->green_mask_pos = fb->green_mask_pos; + vesa->blue_mask_size = fb->blue_mask_size; + vesa->blue_mask_pos = fb->blue_mask_pos; + vesa->reserved_mask_size = fb->reserved_mask_size; + vesa->reserved_mask_pos = fb->reserved_mask_pos; +} + static int parse_coreboot_table_fb(GraphicDevice *gdev) { struct cb_framebuffer *fb = lib_sysinfo.framebuffer; @@ -81,5 +102,8 @@ void *video_hw_init(void) memset((void *)gdev->pciBase, 0, gdev->winSizeX * gdev->winSizeY * gdev->gdfBytesPP); + /* Initialize vesa_mode_info structure */ + save_vesa_mode(); + return (void *)gdev; } |
